code: def sigmoid(x):
      return 1 / (1 + tf.math.exp(-x))
  
file_path: DALI/docs/examples/use_cases/tensorflow/yolov4/src/utils.py
imports: import tensorflow
  import numpy
  from inference import decode_prediction
label_desc: Use image node_id 1 for calling a global function with example usage: sigmoid(x) and returns: unknown